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What is Magento Varnish Cache?
Varnish Cache is an open source web application accelerator (also referred to as an HTTP accelerator or caching HTTP reverse proxy). Varnish stores (or caches) files or fragments of files in memory; this enables Varnish to reduce the response time and network bandwidth consumption on future, equivalent requests.
What does purge from Varnish mean?
A purge is what happens when you pick out an object from the cache and discard it along with its variants. When we call lookup Varnish will try to lookup the object in its cache. It will either hit an object or miss it and so the corresponding subroutine is called.
What is purge request?
A purge is what happens when you pick out an object from the cache and discard it along with its variants. Usually a purge is invoked through HTTP with the method PURGE. An HTTP purge is similar to an HTTP GET request, except that the method is PURGE.
Which is the best cache for Magento 2?
One of the most popular caching techniques in Magento 2 is Varnish. Varnish serves as a full page cache mechanism to reduce workloads to the Magento 2 server. Hence, performance is improved. Varnish Cache is an open-source web application accelerator (HTTP proxy). Varnish stores data in memory.
Is there a way to integrate varnish with Magento?
You need to install the Magento extensions like “Phoenix Page Cache” or “Turpentine Varnish Cache” with previous versions of Magento for integrating Varnish with Magento. With Magento 2, Varnish cache is integrated by default and requires minor configuration changes to make it work with your store.
What’s the purpose of vanish in Magento 2?
Technically, the proper term for Vanish is an HTTP accelerator, designed to accelerate content-heavy dynamic pages in order to improve the overall performance of the Magento 2 stores. Basically, Magento Varnish builds fragments files that are stored in memory.
Which is the best web server to use with Magento?
Unlike web servers like Apache and nginx, Varnish was designed for use exclusively with the HTTP protocol. Magento 2.4.2 is tested with Varnish 6.4. Magento 2.4.x is compatible with Varnish 6.x We strongly recommend you use Varnish in production.